灯高的起算面通常是()。
A.平均高高潮面
B.平均大潮高潮面
C.海图深度基准面
D.A或B
参考答案:B
行为医学
We bought some _________ my cousin as __________.
A.stationary for, souvenirs
B.stationery for ,souvenirs
C.stationaries for, as
D.stationeries for , souvenir